CH

Chien Cheng Ho

PT Polytronics Technology: 1 patents #1 of 7Top 15%
Overall (2017): #464,968 of 506,227Top 95%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9653192 PTC composition and over-current protection device containing the same Tong Cheng Tsai, Kuo-Chang Lo, Yi-An Sha 2017-05-16